Delta AH500 - Page 328

AH500 Module Manual
8-66
Contents of the error flags:
D0
Error code
Description
16#0001
Hardware failure
16#0002
An error occurs when the communication protocol for exchanging data
through a communication port is UD Link.
16#0004
An error occurs when data is exchanged through a communication port.
16#0008
An error occurs when the communication protocol for exchanging data
through a communication port is Modbus.
16#0010
AH10/15SCM-5A is restored to the factory setting.
16#0020
Internal communication error
D1
Bit
15~4
3
2
1
0
Description
Reserved
The voltage is
low.
The SRAM is
damaged.
The GPIO is
damaged.
The flash
memory is
damaged.
D2 and D3
Bit
3
2
1
0
Description
The data received
is not the same as
the data which
should be
received.
The packet is
edited incorrectly.
The command
number can not
be found.
The group number
can not be found.
Bit
7
6
5
4
Description
The data received
is more than the
data expected to
be received.
The data received
is insufficient. The
data comparison
can not be
performed.
Reserved Checksum error
Bit
11
10
9
8
Description
Reserved Reserved Reserved
The group list
downloaded to
AH10/15SCM-5A
is incomplete.
Bit
15 14 13 12
Description
Reserved Reserved
The number of
data which will be
written exceeds
the device range.
The number of
data which will be
read exceeds the
device range.
D4 and D5
Error code
Name
Description
16#0001
Illegal function
The function code is not supported.
16#0002 Illegal data address The address is not supported.
16#0003
Illegal data value
The data value is not supported.
16#0004
Slave device failure
The salve fails.
16#0005
Transform failure
The value is transformed incorrectly.